2Z1T:
reference: Crystal Structures of Hydrogenase Maturation Protein HypE in the Apo and ATP-bound Forms., Shomura Y, Komori H, Miyabe N, Tomiyama M, Shibata N, Higuchi Y, J Mol Biol. 2007 Sep 28;372(4):1045-54. Epub 2007 Jul 26. PMID: 17706667

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